Zipp 858 NSW Hookless Disc Brake Carbon Front Wheel

Sawtooth Design Hookless Rim

Zipp 858 is the ultimate aero weapon that's fast in the wind thanks to its Sawtooth rim design whilst gaining aero advantages and added benefit of increased comfort, cornering grip, compliance and reduced rolling resistance thanks to the hookless rim design. NSW's undulating 82mm-85mm Sawtooth rim profile, is the highest performing design for aero efficiency and crosswind stability. That in TSE technology helps you conquer the four barriers to speed: Wind Resistance, Gravity, Rolling Resistance, and Vibration Losses

The 858 NSW features Zipp's Carbon Internal Reinforcement (CiR), which produces a rim that is 10% lighter and equally as strong as the previous wheels, the result of pure speed for triathletes, time trial and any Critt Racer.This wheel's internal width is 23mm, ideal for running wider tires with lower pressures for decreased rolling resistance. Zipp's TSE technology helps you conquer the four barriers to speed: Wind Resistance, Gravity, Rolling Resistance, and Vibration Losses.